1975 in Ireland

Events in the year 1975 in Ireland.

Incumbents

7 January – Sinéad de Valera, wife of the former president, Éamon de Valera, died in Dublin aged 96.
30 January – Charles Haughey was brought back onto the Fianna Fáil party front bench.

14 March – Pierre Trudeau, the prime minister of Canada, paid a brief visit to Ireland and held bilateral talks at Dublin Castle.

18 June – Danny O'Hare became acting director of the National Institute for Higher Education, Dublin; a day later, the governing body first met.

31 July – Miami Showband killings: Three members of The Miami Showband and two terrorists were killed in an Ulster Volunteer Force ambush in County Down as the band returned home to Dublin from playing at a dance in Banbridge, Northern Ireland.

29 August – Former revolutionary, taoiseach, and president of Ireland, Éamon de Valera died in Dublin aged 92. The government announced a day of mourning.

3 October – Dutch industrialist and Limerick factory owner Tiede Herrema was kidnapped.
12 October – Oliver Plunkett, the 17th-century Archbishop of Armagh, was canonised by Pope Paul VI in Rome.
21 October – Tiede Herrema was located with his kidnappers in Monasterevin, County Kildare and a police siege began.

18 November – The Tiede Herrema kidnap siege ended.
29 November – Dublin Airport bombing: The arrivals terminal at Dublin Airport was bombed by the terrorist Ulster Defence Association, killing one person and injuring nine others. After the airport was evacuated, a second bomb exploded but no-one was hurt. Later, a suitcase was found that was destroyed in a controlled explosion by a bomb disposal team.

28 December – George Best played a League of Ireland match for Cork Celtic against Drogheda.

14 May – Cork-born writer Patrick Galvin's We Do It For Love, a satire on The Troubles, opened at the Lyric Theatre, Belfast.
7 October – Tom Murphy's play The Sanctuary Lamp opened at the Abbey Theatre, Dublin to religious controversy.
Leland Bardwell, Pearse Hutchinson, Eiléan Ní Chuilleanáin and Macdara Woods founded the literary publication Cyphers.
Garry Hynes, Mick Lally, and Marie Mullen founded the Druid Theatre Company in Galway.
Lillias Mitchell founded the Irish Guild of Weavers, Spinners, and Dyers.
Publications:
* Eavan Boland's collection of poems The War Horse was published.
* Paul Durcan's collection of poems O Westport in the Light of Asia Minor was published.
* John McGahern's novel The Leavetaking was published.
* John Ryan's memoir Remembering How We Stood was published.

The Carroll's Irish Open golf tournament was won by Irish player Christy O'Connor Jnr.

;Full date unknown

7 January – Sinéad de Valera, writer and wife of former president, Éamon de Valera.
23 February – Ernest Blythe, writer, journalist, and theatre manager, member of First Dáil, and Cabinet minister.
27 February – John Vincent Holland, soldier, recipient of the Victoria Cross for gallantry in 1916 at Guillemont, France.
21 April – James Kempster, cricketer.
23 April – Michael Carty, Fianna Fáil party Teachta Dála .
28 April – Tom Dreaper, horse trainer.
29 April – Arthur Blair-White, cricketer.
10 May – Michael Tierney, Cumann na nGaedheal party TD, Fine Gael party member of Seanad Éireann and President of University College Dublin.
27 May – Robert Collis, physician and writer.
24 June – Frank MacDermot, barrister, soldier, banker, and politician.
31 July – Dan "Sandow" O'Donovan, Irish Republican Army member during the Irish War of Independence.
9 August – Maurice Gorham, journalist and broadcasting executive.
10 August – Robert Barton, Sinn Féin party Member of Parliament, Cabinet minister, and signatory of Anglo-Irish Treaty 1921.
29 August – Éamon de Valera, former Taoiseach and President of Ireland.
2 October – Séamus Murphy, sculptor.
25 October – Padraig Marrinan, artist.
26 October – William Teeling, author, traveller and UK politician.
25 November – Moyna Macgill, stage and film actress, mother of Angela Lansbury.
14 December – George Harman, cricketer and rugby player.